Pennsylvania
Department of State
MICHAEL J CALLAHAN
Registered Architect
License number
RA014898B
Date granted
08/09/1996
Date expires
06/30/2009
Class
Registered Architect
Status
Expired
Address
Tulsa OK 74103
palicensing.org
ID 36674906
LAST UPDATED 2026-07-30 10:17:18 UTC
LAST UPDATED 2026-07-30 10:17:18 UTC
This website is unaffiliated with the Department of State. Please verify all information directly with the relevant official government authority.